age=float(raw_input("enter your age:")) grade=int(raw_input("enter your grade:")) color=raw_input("enter your favorite color:") if age >=8 and grade >=3 and color=="green": print "you can play this game." else: print "sorry ,you can‘t play the game." #只有age >=8,grade>=3,color==green才能玩游戏
原文:http://huzhongliang.blog.51cto.com/1817180/1890520